137 lines
2.7 KiB
C++
137 lines
2.7 KiB
C++
/*
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* To run this test suite, you must first install the ArduinoUnit library
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* to your Arduino/libraries/ directory.
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* You can get ArduinoUnit here: https://github.com/mmurdoch/arduinounit
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* Download version 2.0 or greater or install it via the Arduino library manager.
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*/
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#include <ArduinoUnit.h>
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#include <Firmata.h>
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void setup()
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{
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Serial.begin(9600);
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}
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void loop()
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{
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Test::run();
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}
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test(beginPrintsVersion)
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{
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FakeStream stream;
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Firmata.begin(stream);
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char expected[] = {
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REPORT_VERSION,
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FIRMATA_PROTOCOL_MAJOR_VERSION,
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FIRMATA_PROTOCOL_MINOR_VERSION,
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0
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};
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assertEqual(expected, stream.bytesWritten());
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}
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void processMessage(const byte *message, size_t length)
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{
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FakeStream stream;
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Firmata.begin(stream);
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for (size_t i = 0; i < length; i++) {
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stream.nextByte(message[i]);
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Firmata.processInput();
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}
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}
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byte _digitalPort;
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int _digitalPortValue;
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void writeToDigitalPort(byte port, int value)
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{
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_digitalPort = port;
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_digitalPortValue = value;
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}
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void setupDigitalPort()
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{
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_digitalPort = 0;
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_digitalPortValue = 0;
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}
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test(processWriteDigital_0)
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{
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setupDigitalPort();
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Firmata.attach(DIGITAL_MESSAGE, writeToDigitalPort);
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byte message[] = { DIGITAL_MESSAGE, 0, 0 };
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processMessage(message, 3);
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assertEqual(0, _digitalPortValue);
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}
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test(processWriteDigital_127)
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{
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setupDigitalPort();
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Firmata.attach(DIGITAL_MESSAGE, writeToDigitalPort);
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byte message[] = { DIGITAL_MESSAGE, 127, 0 };
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processMessage(message, 3);
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assertEqual(127, _digitalPortValue);
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}
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test(processWriteDigital_128)
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{
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setupDigitalPort();
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Firmata.attach(DIGITAL_MESSAGE, writeToDigitalPort);
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byte message[] = { DIGITAL_MESSAGE, 0, 1 };
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processMessage(message, 3);
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assertEqual(128, _digitalPortValue);
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}
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test(processWriteLargestDigitalValue)
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{
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setupDigitalPort();
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Firmata.attach(DIGITAL_MESSAGE, writeToDigitalPort);
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byte message[] = { DIGITAL_MESSAGE, 0x7F, 0x7F };
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processMessage(message, 3);
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// Maximum of 14 bits can be set (B0011111111111111)
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assertEqual(0x3FFF, _digitalPortValue);
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}
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test(defaultDigitalWritePortIsZero)
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{
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setupDigitalPort();
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Firmata.attach(DIGITAL_MESSAGE, writeToDigitalPort);
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byte message[] = { DIGITAL_MESSAGE, 0, 0 };
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processMessage(message, 3);
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assertEqual(0, _digitalPort);
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}
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test(specifiedDigitalWritePort)
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{
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setupDigitalPort();
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Firmata.attach(DIGITAL_MESSAGE, writeToDigitalPort);
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byte message[] = { DIGITAL_MESSAGE + 1, 0, 0 };
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processMessage(message, 3);
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assertEqual(1, _digitalPort);
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}
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test(setFirmwareVersionDoesNotLeakMemory)
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{
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Firmata.setFirmwareVersion(1, 0);
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int initialMemory = freeMemory();
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Firmata.setFirmwareVersion(1, 0);
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assertEqual(0, initialMemory - freeMemory());
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}
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